a, abbr, acronym, address, applet, big, blockquote, body, cite, code, dd, del, dfn, div, dl, dt, em, fieldset, form, h1, h2, h3, h4, h5, h6, html, iframe, img, ins, kbd, label, legend, ul, ol, li, object, p, pre, q, s, samp, small, span, strike, strong, sub, sup, tbody, tfoot, thead, tr, tt, var{
    margin: 0;
    padding: 0;
    border: 0;
    font-weight: normal;
    box-sizing: border-box;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

html,body{
    font-family: PingFang SC,Helvetica Neue,Helvetica,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;
    font-size:14px;
}

ul,li{
    list-style: none;
}

img{
    display: block;
}
.align-center{
    width: 100%;
    text-align: center;
}

.container{
    width:1200px;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.headTitle{
    height:180px;
    color:#fff;
    text-align: center;
    position: relative;
    .inner{
        width:100%;
        position: absolute;
        top:50%;
        left:50%;
        transform: translate(-50%,-50%);
    }
    h6{
        font-size:14px;
        font-family:ArialMT;
    }
    h1{
        font-size:36px;
        padding-bottom:10px;
        position: relative;
        &:after{
            content:'';
            width:50px;
            height:2px;
            background:#FFE500;
            position: absolute;
            bottom:0;
            left:50%;
            margin-left:-25px;
        }
    }
    p{
        font-size:18px;
        margin-top:20px;
    }
}

.flex-grow{
    display:flex;
    flex-direction:row;
    justify-content:space-around;
    .flex-item{
        flex:1;
    }
}

.round{
    position: absolute;
    width: 60px;
    height: 60px;
    .round-item{
        position: absolute;
        top:0;
        left:0;
        width: 100%;
        height: 100%;
        background:#FFE500;
        border-radius: 50%;
        opacity: 0;
        animation: ballScale 4s linear 0s infinite;
    }
    .round-inner{
        animation-delay: 1s;
    }
    .round-small{
        animation-delay: 2s;
    }
}

@keyframes ballScale {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    80% {
        transform: scale(0.7);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 0;
    }
}